“We sometimes get together with others hoping their mood will elevate ours. In a way, we want to bring leftovers to the potluck and we're hoping to fill our plates with apple pie. Energy tells us why this won't happen.… — Jeanne McElvaney Copy Share Image
The law of conservation of energy tells us we can't get something for nothing, but we refuse to believe it. — Isaac Asimov Copy Share Image
